December delivered an average of 3.42 inches of precipitation to the Great Miami River Watershed ― 0.36 inches over the average for the month. The high station was Collinsville (4.58 inches), and the low station was Lakeview (2.29 inches). For the year 2018, the Great Miami River Watershed received an average of 50.67 inches of precipitation, which is 10.37 inches above average for the year.
